Unhandled Error!

File_put_contents(/home/tenacre/public_html/cache/nav_YTo2OntpOjA7czoxNDoiY291bnRyeTpmcmFuY2UiO2k6MTtzOjMwOiJncmFwZS12YXJpZXR5OnN5cmFoKyU3QytzaGlyYXoiO2k6MjtzOjI2OiJwcm9kdWNlcjpjaGFybGVzK3BlbGxldGllciI7aTozO3M6MTU6InJlZ2lvbjpidXJndW5keSI7aTo0O3M6OToic2l6ZTo3NWNsIjtpOjU7czoxNToic3R5bGU6c3BhcmtsaW5nIjt9.cache): failed to open stream: File name too long